Application
This product is suitable for fixed installation in AC 50 Hz, rated voltage 3.6 / 6 kV ~ 26/35 kV electric power transmission and distribution wires on the road transport energy use, the Department of grid construction and transformation of recommended projects with domestic line equipment.
Characteristic of use
The long-time working temperature of cable should not be highter than 90 °C.
When core is in short-circuit(max 5s)the temperature should not exceed 160°C.
While installation the ambient temperature should not be lower than 0 °C ,
and the bending radius should not be less than the following provisions:
Single-core cable 20(D+d)(mm)
Multi-core cables 15(D+d)(mm)
D——Represents the actual outer diameter of the cable;
d——Represents the actual diameter of the conductor.
Naming of product
Cable model with the meaning of the letters and numbers
T……………………………………Copper
L……………………………………Aluminum
YJ……………………………………XLPE insulated
V……………………………………PVC sheathed
Y…………………………………… PE sheath
ZR……………………………………Flame retardant
22……………………………………Double steel tape armored, PVC sheathed
23……………………………………Double steel tape armored, PE sheathed
32……………………………………Fine steel wire armored, PVC sheathed
33……………………………………Fine steel wire armored, PE sheathed
42……………………………………Thick steel wire armored, PVC sheathed
43……………………………………Thick steel wire armored, PE sheathed
Product representation
Example: flame retardant cross-linked polyethylene insulated steel tape armored mounted PVC sheathed power cable, rated voltage 8.7/15 kV three core nominal cross section 400mm2 ,expressed as:
ZRYJV22-8.7/15 3×400 GB/T 12706.2-2008
Type of product
Type | Voltage level | Number of cores | Description | Application | |
Cu Core | Al Core | ||||
YJV
ZR-YJV
|
YJLV
ZR-YJLV
|
6/10kV 8.7/15kV 12/20kV 26/35kV |
1 core
3 core
|
Cu(Al)Core, XLPE Insulated, PVC Sheathed Power Cable . Cu(Al)Core, XLPE Insulated, PVC Sheathed flame- retardant Power Cable | Can be laid in indoor, outdoor, tunnels, cable channels, reinforced concrete pipelines and loose soil. Cable should not bear outer mechanic force, but can bear a certain tractional force. |
YJV22
ZR-YJV22
|
YJLV22
ZR-YJLV22
|
6/10kV 8.7/15kV 12/20kV 26/35kV |
1 core
3 core
|
Cu(Al)Core, XLPE Insulated, Steel Tape Armored and PVC Sheathed Power Cable . Cu(Al)Core, XLPE Insulated, Steel Tape Armored and PVC Sheathed flame- retardant Power Cable |